nummulitidn.adj.
/nʌmjᵿˈlɪtɪd/, /nʌmjᵿˈlʌɪtɪd/, U.S. /ˌnəmjəˈlɪdɪd/ Zoology and Palaeontology.
A. n.
A foraminiferan of the family Nummulitidae, variously defined by different writers but including the nummulites.
ΚΠ
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II. Nummulitid, n.
1920 H. L. Hawkins Invertebr. Palaeontol. ii. v. 198 Vast numbers of small Nummulitids..and relatively large Miliolids..occur in some of the Upper Eocene clays of the Isle of Wight.
1962 Science 6 July 31/2 In an appendix the generic name Palaeonummulites is resuscitated for nummulitids that have been referred to Operculinella and Operculinoides.
1985 Paleobiology 11 204/1 Dimorphism is fairly common among the larger Foraminifera, especially among the nummulitids.
B. adj. (attributive).
Of, relating to, or designating foraminiferans of the family Nummulitidae.
ΚΠ
1945 Geol. Soc. Amer. Bull. 56 1160 (heading) Morphology and homologies of the simple nummulitid foraminiferal test.
1977 A. Hallam Planet Earth 253 Nummulitid limestone was widely used as a building stone in the ancient world.
1988 Paleobiology 14 398/2 Serra-Kiel et al. (1979) discriminated nummulitid populations on the grounds of canonical analysis.
This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022).
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n.adj.1895